Binoculars being used with ship bridge simulators, air traffic control (atc), tower simulators, and observers. Those binoculars are not focusing in on any object that i try to focus on. This is to bump off the optics on your binoculars and use the remaining tube as a sighting tube.

Mihov Blank Screen shows black, green, gray, or white screen or a white-green animation. Use the program to set the brightness of your monitor and test the quality of a monitor (moire, blue and yellow regions, storms).